420PCS M4 Countersunk Hex Socket Screws Grade 10.9 Carbon Steel

Key features

• 420PCS M4 KITIncludes 140 M4 flat washers, 140 M4 nuts and 140 countersunk hex socket screws in 7 lengths: 6, 8, 10, 12, 16, 20 and 25mm. Check the required M4 thread size and screw length before use.
• GRADE 10.9 CARBON STEELMade from Grade 10.9 carbon steel with a black finish for compatible mechanical fastening, furniture assembly, machinery and DIY applications.
• COUNTERSUNK HEX SOCKET DESIGNThe internal hex socket allows installation with a compatible hex key. The countersunk head is designed to sit flush when used with a suitable countersunk mounting hole.
• MULTIPLE APPLICATIONSSuitable for compatible furniture, machinery, electronics, 3D printer and DIY fastening applications using M4 threads. Compatibility depends on the threaded hole, nut and required screw length.
• ORGANIZED STORAGE WITH TOOLSThe screws, nuts and washers are sorted by size in a labeled storage case. A hex key and tweezers are included to help identify and handle the fasteners during assembly and maintenance.

Free shipping included. 30-day hassle-free returns.